Add MenuModelAdapter to wrap ui::MenuModel with views::MenuDelegate interface.

chrome/browser/ui/views/accessibility_event_router_views_unittest.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <string>
 
 #include "base/message_loop.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/extensions/extension_accessibility_api.h"
@@ skipping 47 matching lines @@
       int item_count,
       bool has_submenu) {}
 #if defined(OS_WIN)
   virtual HICON GetDefaultWindowIcon() const {
     return NULL;
   }
 #endif
   virtual void AddRef() {}
   virtual void ReleaseRef() {}
 
+  virtual int GetDispositionForEvent(int event_flags) OVERRIDE {
+    return 0;
+  }
+
   DISALLOW_COPY_AND_ASSIGN(AccessibilityViewsDelegate);
 };
 
 class AccessibilityWindowDelegate : public views::WindowDelegate {
  public:
   explicit AccessibilityWindowDelegate(views::View* contents)
       : contents_(contents) { }
 
   virtual void DeleteDelegate() { delete this; }
 
@@ skipping 100 matching lines @@
   EXPECT_EQ(2, focus_event_count_);
   EXPECT_EQ(kButton3NewASCII, last_control_name_);
 
   // Advance to button 1 and check the notification.
   focus_manager->AdvanceFocus(false);
   EXPECT_EQ(3, focus_event_count_);
   EXPECT_EQ(kButton1ASCII, last_control_name_);
 }
 
 #endif  // defined(TOOLKIT_VIEWS)